Home / 1,237,856.99-1,856,627.54-479,179.26

Finding the Fourth Proportional to 1,237,856.99, 1,856,627.54 and 479,179.26

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Solution

The fourth proportional to 1,237,856.99, 1,856,627.54 and 479,179.26 is: 718,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,856.99 : 1,856,627.54 = 479,179.26 : x
  2. Step 2: Convert to fraction form
    1,237,856.99/1,856,627.54 = 479,179.26/x
  3. Step 3: Cross multiply
    1,237,856.99x = 1,856,627.54 × 479,179.26
  4. Step 4: Simplify right side
    1,237,856.99x = 889,657,399,033.79
  5. Step 5: Solve for x
    x = 889,657,399,033.79/1,237,856.99
  6. Step 6: Final answer
    x = 718,707.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.